#define  INTERNAL_MEM_SIZE   (0x4000)>>2
#define  EXTERNAL_MEM_SIZE   (0x400000)>>2
#define  INTERNAL_MEM_START  0xc000
#define  EXTERNAL_MEM_START  0x80000000
#define  ALL_A          0xaaaaaaaa
#define  ALL_5          0x55555555
#define  ALT_A5         0xa5a5a5a5
#define  ALT_5A         0x5a5a5a5a

/*******************************************************************************
* Function prototypes
*******************************************************************************/
int  mem_test (int pattern, int start_adress, int size_in_word );
int  mem_test_alt (int pattern, int start_adress, int size_in_word );
int  mcbsp0_test();
void led_blink(int count, int ms_period); 
Uint32 get_bdrev(void);
void delay_msec(Uint32 msec);
void play_codec(int number, int tone_playbk);